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KUKA Error 1344 — ROBOT SYSTEM UNUSABLE

Error

Displayed as KSS01344 on KRC4 / KRC5 controllers

KUKA 1344 (“ROBOT SYSTEM UNUSABLE”): No second robot system activated in the machine data (command: $HOME = '/R2'). First check: Modify the machine data accordingly.

Updated 2026-09-09 · LogrobotLM reference

Cause

No second robot system activated in the machine data (command: $HOME = '/R2'). The check takes place during command and program processing.

Effect

During command processing: --the command is not processed. During program processing:--stop via braking ramp. All active commands inhibited.

Troubleshooting

Modify the machine data accordingly. Acknowledge the message.

Related codes

1343SYNC() CALL NOT PROGRAMMED!1342WRONG WORKING RANGE1346WRONG MASTERING SEQUENCE1347ROBOT NOT MASTERED

Indicative field information — the robot manufacturer's manual and safety procedures always prevail. Never bypass a safety device; apply lockout/tagout (LOTO) before any physical intervention. How this reference is built →